<?php

namespace app\common\validate;

class UserSubmitExamine extends BaseValidate
{

    protected $rule = [
        'name' => 'require|isNotEmpty',
        'userId' => 'require|isNotEmpty',
        'townId' => 'require|isNotEmpty',
        'identityNumber' => 'require|checkIdCard',
        //'cardImg' => 'require|isNotEmpty',
    ];

    protected $message = [
        'name' => '姓名不能为空',
        'userId' => 'userId不能为空',
        'townId' => '镇id不能为空',
        'identityNumber' => '身份证号不正确',
        //'cardImg' => '身份证图片不能为空'
    ];

    protected function checkIdCard($idcard)
    {
        $City = array(11=>"北京",12=>"天津",13=>"河北",14=>"山西",15=>"内蒙古",21=>"辽 宁",22=>"吉林",23=>"黑龙江",31=>"上海",32=>"江苏",33=>"浙江",34=>" 安徽",35=>"福建",36=>"江西",37=>"山东",41=>"河南",42=>"湖北",43=>" 湖南",44=>"广东",45=>"广西",46=>"海南",50=>"重庆",51=>"四川",52=>" 贵州",53=>"云南",54=>"西藏",61=>"陕西",62=>"甘肃",63=>"青海",64=>" 宁夏",65=>"新疆",71=>"台湾",81=>"香港",82=>"澳门",91=>"国外");

        $iSum = 0;

        $idCardLength = strlen($idcard);
        //长度验证
        if(!preg_match('/^\d{17}(\d|x)$/i',$idcard) and !preg_match('/^\d{15}$/i',$idcard)) {
            return false;
        }

        //地区验证
        if(!array_key_exists(intval(substr($idcard,0,2)),$City)) {
            return false;
        }

        // 15位身份证验证生日，转换为18位
        if ($idCardLength == 15) {
            $sBirthday = '19'.substr($idcard,6,2).'-'.substr($idcard,8,2).'-'.substr($idcard,10,2);
            $d = date_create($sBirthday);
            $dd = date_format($d,"Y-m-d");
            if($sBirthday != $dd) {
                return false;
            }

            $idcard = substr($idcard,0,6)."19".substr($idcard,6,9);//15to18
            $Bit18 = $this->getVerifyBit($idcard);//算出第18位校验码
            $idcard = $idcard.$Bit18;
        }

        // 判断是否大于2078年，小于1900年
        $year = substr($idcard,6,4);
        if ($year<1900 || $year>2078 ) {
            return false;
        }

        //18位身份证处理
        $sBirthday = substr($idcard,6,4).'-'.substr($idcard,10,2).'-'.substr($idcard,12,2);
        $d = date_create($sBirthday);
        // $dd = date_format($d,"Y-m-d");
        // if($sBirthday != $dd) {
        //     return false;
        // }

        //身份证编码规范验证
        $idcard_base = substr($idcard,0,17);
        if(strtoupper(substr($idcard,17,1)) != $this->getVerifyBit($idcard_base)) {
            return false;
        }

        return true;
    }

    // 计算身份证校验码，根据国家标准GB 11643-1999
    public function getVerifyBit($idcard_base)
    {
        if(strlen($idcard_base) != 17) {
            return false;
        }

        //加权因子
        $factor = array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2);

        //校验码对应值
        $verify_number_list = array('1', '0', 'X', '9', '8', '7', '6', '5', '4','3', '2');

        $checksum = 0;
        for ($i = 0; $i < strlen($idcard_base); $i++) {
            $checksum += substr($idcard_base, $i, 1) * $factor[$i];
        }

        $mod = $checksum % 11;
        $verify_number = $verify_number_list[$mod];

        return $verify_number;
    }
}